2863146 has 64 divisors (see below), whose sum is σ = 6967296. Its totient is φ = 772800.

The previous prime is 2863139. The next prime is 2863169. The reversal of 2863146 is 6413682.

2863146 = T₇₁₆ + T₇₁₇ + ... + T₇₂₆.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

2863146 is a modest number, since divided by 3146 gives 286 as remainder.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40291 + ... + 40361.

It is an arithmetic number, because the mean of its divisors is an integer number (108864).

2^2863146 is an apocalyptic number.

2863146 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2863146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3483648).

2863146 is an abundant number, since it is smaller than the sum of its proper divisors (4104150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2863146 is a wasteful number, since it uses less digits than its factorization.

2863146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147.

The product of its digits is 6912, while the sum is 30.

The square root of 2863146 is about 1692.0833312813. The cubic root of 2863146 is about 141.9976525434.

The spelling of 2863146 in words is "two million, eight hundred sixty-three thousand, one hundred forty-six".